Mathematics, 26.07.2021 16:40 citlalli30
9) Assume that the random variable X is normally distributed, with mean = 90 and standard deviation o = 12. Compute the probability P(57 < X < 105). A) 0.7888 B) 0.8944 C) 0.8914 D) 0.8819β
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If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.
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Find two numbers if their sum is 91 and the ratio is 6: 7?
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9) Assume that the random variable X is normally distributed, with mean = 90 and standard deviation...
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